Improved a comment [skip CI]
Improved a comment [skip CI]


Former-commit-id: 245e713ed4ac54e7d78ed44939b3bb4b66639838 [formerly 2bba392bd03dfcaf3737a3bf13d0349c4c2f2d68]
Former-commit-id: af9975074af40214da8cc76fd7a688635470b4e1
gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine,gem/oq-engine